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Security Bulletin: Vulnerabilities in Apache Struts affects IBM WebSphere Application Server (CVE-2016-1181 and CVE-2016-1182)

Security Bulletin


Summary

Apache Struts vulnerabilities affect WebSphere Application Server and WebSphere Application Server Hypervisor Edition Administration Console.

Vulnerability Details

CVEID: CVE-2016-1181
DESCRIPTION:
Apache Struts could allow a remote attacker to execute arbitrary code on the system, caused by the failure to protect against unintended remote operations against components on server memory by the ActionForm instance. An attacker could exploit this vulnerability to execute arbitrary code on the system.
CVSS Base Score: 8.1
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113852 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H)

CVEID: CVE-2016-1182
DESCRIPTION:
Apache Struts could allow a remote attacker to bypass security restrictions, caused by the improper validation of input by the Validator. An attacker could exploit this vulnerability to modify validation rules and error messages.
CVSS Base Score: 4.8
CVSS Temporal Score: See https://exchange.xforce.ibmcloud.com/vulnerabilities/113853 for the current score
CVSS Environmental Score*: Undefined
CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:L/A:L)

Affected Products and Versions

The following Versions of WebSphere Application Server and IBM WebSphere Application Server Hypervisor Edition may be affected:

  • Version 9.0
  • Version 8.5 and 8.5.5 Full Profile
  • Version 8.0
  • Version 7.0

Remediation/Fixes

For IBM WebSphere Application Server and IBM WebSphere Application Server Hypervisor Edition:
For V9.0.0.0

-- OR
  • Apply Fix Pack 1 (9.0.0.1), or later.

For V8.5.0.0 through 8.5.5.9:
  • Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI64303
-- OR
  • Apply Fix Pack 10 (8.5.5.10), or later.

For V8.0.0.0 through 8.0.0.12:
  • Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI64303
-- OR
  • Apply Fix Pack 13 (8.0.0.13), or later.

For V7.0.0.0 through 7.0.0.41:
  • Upgrade to minimal fix pack levels as required by interim fix and then apply Interim Fix PI64303
-- OR
  • Apply Fix Pack 43 (7.0.0.43), or later.

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Important note

IBM strongly suggests that all System z customers be subscribed to the System z Security Portal to receive the latest critical System z security and integrity service. If you are not subscribed, see the instructions on the System z Security web site. Security and integrity APARs and associated fixes will be posted to this portal. IBM suggests reviewing the CVSS scores and applying all security or integrity fixes as soon as possible to minimize any potential risk.

References

Complete CVSS v3 Guide
On-line Calculator v3

Related information

IBM Secure Engineering Web Portal
IBM Product Security Incident Response Blog

Change History

28 June 2016: original document published
13 September 2016: update fixpack release dates

*The CVSS Environment Score is customer environment specific and will ultimately impact the Overall CVSS Score. Customers can evaluate the impact of this vulnerability in their environments by accessing the links in the Reference section of this Security Bulletin.

Disclaimer

According to the Forum of Incident Response and Security Teams (FIRST), the Common Vulnerability Scoring System (CVSS) is an "industry open standard designed to convey vulnerability severity and help to determine urgency and priority of response." IBM PROVIDES THE CVSS SCORES "AS IS" WITHOUT WARRANTY OF ANY KIND, INCLUDING THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE. CUSTOMERS ARE RESPONSIBLE FOR ASSESSING THE IMPACT OF ANY ACTUAL OR POTENTIAL SECURITY VULNERABILITY.


Cross reference information
Segment Product Component Platform Version Edition
Application Servers WebSphere Application Server Hypervisor Edition

Document information

More support for: WebSphere Application Server
Administrative Console (all non-scripting)

Software version: 7.0, 8.0, 8.5, 8.5.5, 9.0.0.0

Operating system(s): AIX, HP-UX, IBM i, Linux, Solaris, Windows, z/OS

Software edition: Base, Developer, Enterprise, Express, Network Deployment

Reference #: 1985995

Modified date: 13 September 2016